Home / 77,184.55-106,519.62-43,196.95

Finding the Fourth Proportional to 77,184.55, 106,519.62 and 43,196.95

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Solution

The fourth proportional to 77,184.55, 106,519.62 and 43,196.95 is: 59,614.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,184.55 : 106,519.62 = 43,196.95 : x
  2. Step 2: Convert to fraction form
    77,184.55/106,519.62 = 43,196.95/x
  3. Step 3: Cross multiply
    77,184.55x = 106,519.62 × 43,196.95
  4. Step 4: Simplify right side
    77,184.55x = 4,601,322,699.16
  5. Step 5: Solve for x
    x = 4,601,322,699.16/77,184.55
  6. Step 6: Final answer
    x = 59,614.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.